215156777437

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{613}}^1\times {\mathrm{3347}}^1$

素因数の和:4249

約数の個数: 32

約数和(自身を含む): 251022219264

約数和(自身を除く): 35865441827

約数列:

[1, 7, 71, 211, 497, 613, 1477, 3347, 4291, 14981, 23429, 43523, 104867, 129343, 237637, 304661, 706217, 905401, 1663459, 2051711, 4943519, 9183353, 14361977, 50141407, 64283471, 145671481, 350989849, 432911021, 1019700367, 3030377147, 30736682491, 215156777437]

約数ペア:

[(1, 215156777437), (7, 30736682491), (71, 3030377147), (211, 1019700367), (497, 432911021), (613, 350989849), (1477, 145671481), (3347, 64283471), (4291, 50141407), (14981, 14361977), (23429, 9183353), (43523, 4943519), (104867, 2051711), (129343, 1663459), (237637, 905401), (304661, 706217)]